Hyperbaric chamber
AssigneePortable Hyperbarics, Inc.
InventorJames W. Bower
Life of this patent
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Abstract
Lightweight hyperbaric chamber capable of maintaining pressures of up to 22 psi greater than ambient through the use of at least two zippers, at least one of which is a sealing zipper, and preferably with heavy fabric and a reinforcing outer layer.
Claims14
In a lightweight, portable, inflatable and collapsible hyperbaric chamber, with sides made of flexible, foldable and non-breathable material, the sides having an outer surface, the chamber having a pressurizing means and a differential pressure valve outlet means for achieving and maintaining air pressure inside the chamber, and means for ingress and egress which can be closed to prevent loss of pressurized air, the improvement wherein the pressurizing means and the differential pressure valve outlet means can achieve air pressure inside the chamber within the range of about from 0.2 to 22 psi greater than ambient, and the means for ingress and egress comprises at least one inner layer and at least one outer layer, each layer having a zipper closure and wherein one of the zippers is a mechanical zipper.
Dependencies are inferred from the claim text.